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2025-12-10 - 19:23
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: ondemand
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack5slot4.osadl.org (updated Wed Dec 10, 2025 12:44:02)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
14361214281,7sleep30-21swapper/307:05:583
137892122111,7sleep00-21swapper/007:05:230
14597211538,8sleep10-21swapper/107:09:011
14370210999,7sleep20-21swapper/207:06:052
160982690,1sleep30-21swapper/310:30:253
270382680,0sleep30-21swapper/310:55:243
115812570,0sleep011563-21ssh11:25:170
46802490,0sleep30-21swapper/311:02:363
91992480,1sleep338-21rcuc/308:50:183
1484999281,26cyclictest0-21swapper/208:15:432
1484099280,27cyclictest0-21swapper/009:46:560
14849992623,2cyclictest0-21swapper/210:33:162
14849992622,3cyclictest0-21swapper/211:46:182
1484999260,25cyclictest0-21swapper/211:15:182
1484499260,25cyclictest0-21swapper/108:31:211
1484499260,1cyclictest0-21swapper/111:15:131
14849992518,7cyclictest0-21swapper/207:41:272
1484999250,24cyclictest0-21swapper/207:39:302
1484999250,24cyclictest0-21swapper/207:30:542
1484499250,24cyclictest0-21swapper/110:32:071
1484099251,23cyclictest0-21swapper/010:19:090
1484099250,19cyclictest0-21swapper/011:51:570
1484099250,19cyclictest0-21swapper/011:05:170
14849992416,7cyclictest0-21swapper/209:29:472
1484999240,23cyclictest0-21swapper/210:18:072
1484999240,23cyclictest0-21swapper/209:36:412
1484999240,18cyclictest0-21swapper/210:08:132
1484499247,16cyclictest0-21swapper/109:38:261
1484499240,23cyclictest0-21swapper/112:25:561
1484499240,23cyclictest0-21swapper/111:11:121
14840992415,8cyclictest0-21swapper/012:21:030
1484099240,23cyclictest0-21swapper/010:25:350
1484099240,19cyclictest0-21swapper/011:12:230
1484999233,19cyclictest0-21swapper/209:56:372
14849992319,3cyclictest0-21swapper/211:51:592
1484999231,3cyclictest0-21swapper/210:13:132
1484999230,22cyclictest0-21swapper/212:09:252
1484999230,22cyclictest0-21swapper/210:43:082
1484999230,22cyclictest0-21swapper/209:32:372
1484999230,22cyclictest0-21swapper/209:10:532
1484999230,22cyclictest0-21swapper/208:54:042
1484499236,16cyclictest0-21swapper/111:26:211
1484499231,3cyclictest0-21swapper/110:11:501
1484499231,21cyclictest0-21swapper/111:34:421
1484499230,22cyclictest0-21swapper/112:39:081
1484499230,22cyclictest0-21swapper/111:45:081
1484499230,22cyclictest0-21swapper/111:01:471
1484499230,22cyclictest0-21swapper/110:02:471
1484499230,22cyclictest0-21swapper/109:11:591
1484499230,17cyclictest0-21swapper/112:10:571
1484499230,17cyclictest0-21swapper/110:20:121
14840992316,7cyclictest0-21swapper/009:33:060
14840992315,6cyclictest0-21swapper/012:32:320
1484099230,22cyclictest0-21swapper/011:35:130
1484099230,22cyclictest0-21swapper/010:39:080
1484099230,22cyclictest0-21swapper/010:21:050
1484099230,22cyclictest0-21swapper/009:38:240
1484099230,17cyclictest0-21swapper/010:56:540
1484099230,17cyclictest0-21swapper/010:42:250
847522218,3sleep30-21swapper/307:26:053
354522218,3sleep30-21swapper/308:17:043
2134222218,3sleep30-21swapper/308:33:533
2046822218,3sleep30-21swapper/307:11:593
203252220,1sleep014830-21cyclictest11:30:130
1484999222,20cyclictest0-21swapper/211:09:142
14849992220,2cyclictest0-21swapper/209:00:032
14849992220,2cyclictest0-21swapper/207:29:422
14849992216,6cyclictest0-21swapper/212:33:442
1484999221,3cyclictest0-21swapper/211:27:502
1484999221,20cyclictest0-21swapper/211:56:202
1484999220,21cyclictest0-21swapper/212:23:412
1484999220,21cyclictest0-21swapper/211:44:592
1484999220,21cyclictest0-21swapper/211:34:152
1484999220,21cyclictest0-21swapper/211:20:272
1484999220,21cyclictest0-21swapper/209:48:342
1484999220,21cyclictest0-21swapper/209:21:572
1484999220,21cyclictest0-21swapper/209:17:192
1484999220,21cyclictest0-21swapper/209:17:182
1484999220,21cyclictest0-21swapper/208:32:092
1484999220,20cyclictest0-21swapper/212:37:062
1484999220,20cyclictest0-21swapper/210:48:512
1484499222,19cyclictest0-21swapper/112:20:421
1484499221,3cyclictest0-21swapper/112:06:091
1484499221,20cyclictest0-21swapper/110:45:251
1484499220,3cyclictest0-21swapper/111:55:271
1484499220,21cyclictest0-21swapper/112:30:511
1484499220,21cyclictest0-21swapper/112:16:141
1484499220,21cyclictest0-21swapper/111:41:561
1484499220,21cyclictest0-21swapper/111:35:591
1484499220,21cyclictest0-21swapper/110:57:021
1484499220,21cyclictest0-21swapper/110:42:161
1484499220,21cyclictest0-21swapper/110:18:341
1484499220,21cyclictest0-21swapper/109:54:101
1484499220,21cyclictest0-21swapper/109:48:051
1484499220,21cyclictest0-21swapper/109:42:581
1484499220,21cyclictest0-21swapper/109:31:551
1484499220,21cyclictest0-21swapper/109:29:551
1484499220,21cyclictest0-21swapper/109:20:351
1484499220,21cyclictest0-21swapper/109:19:261
1484499220,21cyclictest0-21swapper/109:19:251
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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